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2026-07-19 - 00:40
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Sat Jul 18, 2026 12:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
8659213086,9sleep30-21swapper/307:07:303
8761212865,8sleep20-21swapper/207:08:492
8518212865,7sleep10-21swapper/107:05:391
8594212263,6sleep00-21swapper/007:06:400
32732710,1sleep30-21swapper/308:25:193
227302660,2sleep010-21rcuc/011:35:190
181532650,1sleep218159-21cpuspeed_turbos09:10:152
87762640,0sleep20-21swapper/210:25:202
288372620,0sleep30-21swapper/308:20:183
132952620,0sleep20-21swapper/208:05:202
41092600,0sleep20-21swapper/207:30:202
247902580,1sleep3391ktimersoftd/310:40:193
249342540,0sleep30-21swapper/308:45:173
297352330,0sleep029736-21systemctl11:40:220
9014993014,15cyclictest0-21swapper/210:35:132
9014992812,15cyclictest0-21swapper/212:25:122
901499271,25cyclictest0-21swapper/208:36:012
901499270,26cyclictest0-21swapper/209:59:562
901499270,26cyclictest0-21swapper/207:11:062
901199270,26cyclictest0-21swapper/110:19:081
9014992622,3cyclictest0-21swapper/211:45:082
901499261,24cyclictest0-21swapper/211:51:062
901499260,25cyclictest0-21swapper/210:56:532
9011992622,3cyclictest0-21swapper/109:07:281
901199260,25cyclictest0-21swapper/110:30:531
901199260,25cyclictest0-21swapper/109:55:381
9011992521,3cyclictest0-21swapper/109:10:401
9011992517,7cyclictest0-21swapper/108:12:191
901499241,22cyclictest0-21swapper/210:14:082
9011992422,2cyclictest0-21swapper/108:01:421
9011992416,7cyclictest0-21swapper/109:47:291
9014992318,2cyclictest280-21systemd-journal08:25:002
901499231,21cyclictest0-21swapper/208:47:282
901499231,21cyclictest0-21swapper/207:23:302
9011992321,2cyclictest0-21swapper/111:18:021
9011992320,3cyclictest0-21swapper/111:14:031
9011992319,3cyclictest0-21swapper/111:58:531
900899233,17cyclictest280-21systemd-journal08:07:390
900899230,22cyclictest0-21swapper/010:15:440
901499229,9cyclictest0-21swapper/209:00:262
9014992220,2cyclictest0-21swapper/208:30:012
9014992219,2cyclictest749-21snmpd12:09:522
9014992218,3cyclictest0-21swapper/211:36:142
901499221,3cyclictest0-21swapper/212:34:582
901499220,21cyclictest0-21swapper/211:58:082
901499220,21cyclictest0-21swapper/211:33:382
901499220,21cyclictest0-21swapper/211:23:052
901499220,21cyclictest0-21swapper/209:21:582
9011992220,2cyclictest0-21swapper/111:49:201
9011992218,3cyclictest0-21swapper/112:14:301
9011992218,3cyclictest0-21swapper/112:00:171
9011992218,3cyclictest0-21swapper/107:17:091
901199220,3cyclictest0-21swapper/112:30:581
901199220,21cyclictest0-21swapper/111:09:291
9014992118,2cyclictest749-21snmpd09:45:322
9014992117,3cyclictest0-21swapper/210:33:112
9014992117,3cyclictest0-21swapper/208:14:162
9014992113,7cyclictest0-21swapper/211:43:152
901499211,19cyclictest0-21swapper/207:44:102
901499210,3cyclictest0-21swapper/212:22:192
901499210,20cyclictest0-21swapper/212:12:032
901499210,20cyclictest0-21swapper/209:05:252
901499210,20cyclictest0-21swapper/208:59:012
901499210,20cyclictest0-21swapper/207:55:282
9011992119,2cyclictest0-21swapper/110:10:021
9011992118,2cyclictest0-21swapper/112:25:161
9011992117,3cyclictest0-21swapper/111:41:351
9011992117,3cyclictest0-21swapper/110:08:121
9011992117,3cyclictest0-21swapper/109:34:281
9011992117,3cyclictest0-21swapper/108:50:541
901199210,3cyclictest0-21swapper/111:22:501
901199210,3cyclictest0-21swapper/108:31:371
901199210,3cyclictest0-21swapper/107:56:251
901199210,3cyclictest0-21swapper/107:28:271
901199210,20cyclictest0-21swapper/111:25:121
901199210,20cyclictest0-21swapper/110:20:411
901199210,20cyclictest0-21swapper/109:35:101
901199210,20cyclictest0-21swapper/109:25:281
901199210,20cyclictest0-21swapper/109:25:281
901199210,20cyclictest0-21swapper/109:16:341
901199210,20cyclictest0-21swapper/108:41:041
901199210,20cyclictest0-21swapper/108:35:311
901199210,20cyclictest0-21swapper/108:18:401
901199210,20cyclictest0-21swapper/107:52:221
901199210,20cyclictest0-21swapper/107:43:011
901199210,20cyclictest0-21swapper/107:34:521
901199210,20cyclictest0-21swapper/107:20:411
900899217,10cyclictest0-21swapper/009:25:110
900899217,10cyclictest0-21swapper/009:25:110
9008992119,1cyclictest749-21snmpd12:17:160
9008992113,7cyclictest0-21swapper/008:49:290
9014992018,2cyclictest0-21swapper/208:41:362
9014992018,1cyclictest749-21snmpd11:28:122
9014992018,1cyclictest749-21snmpd11:12:562
9014992018,1cyclictest749-21snmpd11:09:232
9014992018,1cyclictest749-21snmpd09:34:432
9014992018,1cyclictest749-21snmpd07:36:302
9014992017,3cyclictest0-21swapper/209:51:052
9014992017,2cyclictest749-21snmpd07:54:072
9014992017,2cyclictest749-21snmpd07:29:152
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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